Merge branch 'annotation_#47-2' into development_master

...f/modules/annotation/controller/AnnotationController.java

...va/unipotsdam/gf/modules/annotation/model/Annotation.java

...nipotsdam/gf/modules/annotation/model/AnnotationBody.java

...m/gf/modules/annotation/model/AnnotationPatchRequest.java

...am/gf/modules/annotation/model/AnnotationPostRequest.java

...samforschen/src/main/webapp/assets/js/annotationScript.js

gemeinsamforschen/src/scripts/dbschema/fltrail.sql

...rc/test/java/unipotsdam/gf/interfaces/AnnotationTest.java